Home / 12,546,416.44-18,806,677.77-5,264,105.11

Finding the Fourth Proportional to 12,546,416.44, 18,806,677.77 and 5,264,105.11

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Solution

The fourth proportional to 12,546,416.44, 18,806,677.77 and 5,264,105.11 is: 7,890,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546,416.44 : 18,806,677.77 = 5,264,105.11 : x
  2. Step 2: Convert to fraction form
    12,546,416.44/18,806,677.77 = 5,264,105.11/x
  3. Step 3: Cross multiply
    12,546,416.44x = 18,806,677.77 × 5,264,105.11
  4. Step 4: Simplify right side
    12,546,416.44x = 99,000,328,551,180.41
  5. Step 5: Solve for x
    x = 99,000,328,551,180.41/12,546,416.44
  6. Step 6: Final answer
    x = 7,890,725.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.